public void CanParentTest()
{
ParentControlDesigner rootPanel = (ParentControlDesigner)_helper.IDesignerHost.GetDesigner(_helper.CreateControl(typeof(TestPanel), null));
ParentControlDesigner childPanel = (ParentControlDesigner)_helper.IDesignerHost.GetDesigner(_helper.CreateControl(typeof(TestPanel), rootPanel.Control));
ControlDesigner childPanelButton = (ControlDesigner)_helper.IDesignerHost.GetDesigner(_helper.CreateControl(typeof(TestButton), childPanel.Control));
ControlDesigner rootPanelButton = (ControlDesigner)_helper.IDesignerHost.GetDesigner(_helper.CreateControl(typeof(TestButton), rootPanel.Control));
Assert.IsFalse(childPanel.CanParent((Control)_helper.IDesignerHost.RootComponent), "#1");
Assert.IsTrue(childPanel.CanParent(childPanel), "#2");
Assert.IsTrue(childPanel.CanParent(childPanelButton), "#3");
Assert.IsTrue(childPanel.CanParent(rootPanelButton), "#4");
Assert.IsFalse(childPanel.CanParent(rootPanel), "#5");
Assert.IsTrue(rootPanel.CanParent(childPanel), "#6");
Assert.IsTrue(rootPanel.CanParent(rootPanelButton), "#7");
}
public override void OnDragDrop(Glyph g, DragEventArgs e)
{
System.Windows.Forms.Design.Behavior.ControlBodyGlyph cbg = g as System.Windows.Forms.Design.Behavior.ControlBodyGlyph;
IToolboxService tbsvc = designerHost.GetService(typeof(IToolboxService)) as IToolboxService;
ISelectionService selsvc = designerHost.GetService(typeof(ISelectionService)) as ISelectionService;
if (cbg != null && cbg.RelatedComponent != null && cbg.RelatedComponent is Control)
{
ToolboxItem item = e.Data.GetData(typeof(ToolboxItem)) as ToolboxItem;
IToolboxUser tbu = designerHost.GetDesigner(designerHost.RootComponent) as IToolboxUser;
(designerHost.RootComponent as Control).SuspendLayout();
tbu.ToolPicked(item);
if (selsvc.PrimarySelection != null && selsvc.PrimarySelection is Control)
{
Control createdControl = selsvc.PrimarySelection as Control;
PropertyDescriptor parentProperty = TypeDescriptor.GetProperties(createdControl)["Parent"];
//获取粘贴到的父容器
ParentControlDesigner parentDesigner = null;
parentDesigner = designerHost.GetDesigner(cbg.RelatedComponent) as ParentControlDesigner;
if (parentDesigner == null)
{
parentDesigner = designerHost.GetDesigner(designerHost.RootComponent) as DocumentDesigner;
}
if (parentDesigner != null && parentDesigner.CanParent(createdControl))
{
parentProperty.SetValue(createdControl, parentDesigner.Control);
Point p1 = bhsvc.AdornerWindowToScreen();
}
tbsvc.SelectedToolboxItemUsed();
Point adroP = bhsvc.AdornerWindowToScreen();
createdControl.Left = e.X - adroP.X - (cbg.RelatedComponent as Control).Left;
createdControl.Top = e.Y - adroP.Y - (cbg.RelatedComponent as Control).Top;
}
(designerHost.RootComponent as Control).ResumeLayout();
}
bhsvc.PopBehavior(this);
}
// Reminder: We set control.Parent so that it gets serialized for Undo/Redo
//
private void Paste(object sender, EventArgs args)
{
IDesignerSerializationService stateSerializer = GetService(typeof(IDesignerSerializationService)) as IDesignerSerializationService;
ISelectionService selection = GetService(typeof(ISelectionService)) as ISelectionService;
IDesignerHost host = GetService(typeof(IDesignerHost)) as IDesignerHost;
IComponentChangeService changeService = GetService(typeof(IComponentChangeService)) as IComponentChangeService;
if (host == null || stateSerializer == null)
{
return;
}
//
// TODO: MWF X11 doesn't seem to support custom clipboard formats - bug #357642
//
// IDataObject dataObject = Clipboard.GetDataObject ();
// byte[] data = dataObject == null ? null : dataObject.GetData (DT_DATA_FORMAT) as byte[];
// if (data != null) {
// MemoryStream stream = new MemoryStream (data);
// stateSerializer.Deserialize (new BinaryFormatter().Deserialize (stream));
// .....
// }
//
if (_clipboard == null)
{
return;
}
DesignerTransaction transaction = host.CreateTransaction("Paste");
ICollection components = stateSerializer.Deserialize(_clipboard);
// Console.WriteLine ("Pasted components: ");
// foreach (object c in components)
// Console.WriteLine (((IComponent)c).Site.Name);
System.Collections.Generic.List <object> sel = new System.Collections.Generic.List <object>(components.Count);
foreach (object component in components)
{
sel.Add(component);
Control control = component as Control;
if (control == null)
{
continue; // pure Components are added to the ComponentTray by the DocumentDesigner
}
PropertyDescriptor parentProperty = TypeDescriptor.GetProperties(control)["Parent"];
if (control.Parent != null)
{
// Already parented during deserialization?
// In that case explicitly raise component changing/ed for the Parent property,
// so it get's cought by the UndoEngine
if (changeService != null)
{
changeService.OnComponentChanging(control, parentProperty);
changeService.OnComponentChanged(control, parentProperty, null, control.Parent);
}
}
else
{
ParentControlDesigner parentDesigner = null;
if (selection != null && selection.PrimarySelection != null)
{
parentDesigner = host.GetDesigner((IComponent)selection.PrimarySelection) as ParentControlDesigner;
}
if (parentDesigner == null)
{
parentDesigner = host.GetDesigner(host.RootComponent) as DocumentDesigner;
}
if (parentDesigner != null && parentDesigner.CanParent(control))
{
parentProperty.SetValue(control, parentDesigner.Control);
control.Name = null;
(host as IContainer).Add(control);
(host as SampleDesignerHost).AddDesignedComponent(control);
//parentDesigner.Control.Controls.Add(control);
}
}
}
//_clipboard = null;
//(host as SampleDesignerHost).SetSelectedComponents(components.);
selection.SetSelectedComponents(sel.ToArray(), SelectionTypes.Primary);
transaction.Commit();
((IDisposable)transaction).Dispose();
}
/// <summary>
/// 粘贴
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void Paste(object sender, EventArgs args)
{
IDesignerSerializationService serialService = this.GetService(typeof(IDesignerSerializationService)) as IDesignerSerializationService;
IDesignerHost host = GetService(typeof(IDesignerHost)) as IDesignerHost;
ISelectionService selection = GetService(typeof(ISelectionService)) as ISelectionService;
IComponentChangeService changeService = GetService(typeof(IComponentChangeService)) as IComponentChangeService;
if (host == null || serialService == null || clipboardData == null)
{
return;
}
//从获取上次剪切/复制的数据并反序列化
ICollection components = serialService.Deserialize(clipboardData);
//如果当前选中的控件是容器控件则添加到容器中
//否则添加到根设计器中
if (components != null && components.Count > 0)
{
DesignerTransaction transaction = host.CreateTransaction("Paste");
foreach (Component item in components)
{
Control control = item as Control;
if (control == null)
{
continue;
}
//if (control is IDBColProperty)
//{
// (control as IDBColProperty).DBColName = string.Empty;
//}
PropertyDescriptor parentProperty = TypeDescriptor.GetProperties(control)["Parent"];
//获取粘贴到的父容器
ParentControlDesigner parentDesigner = null;
if (selection != null && selection.PrimarySelection != null)
{
parentDesigner = host.GetDesigner((IComponent)selection.PrimarySelection) as ParentControlDesigner;
}
if (parentDesigner == null)
{
parentDesigner = host.GetDesigner(host.RootComponent) as DocumentDesigner;
}
if (parentDesigner != null && parentDesigner.CanParent(control))
{
//粘贴时粘贴到父容器中间
//control.Location = new Point(parentDesigner.Control.Width / 2 - control.Width / 2, parentDesigner.Control.Height / 2 - control.Height / 2);
parentProperty.SetValue(control, parentDesigner.Control);
}
}
clipboardData = null;
transaction.Commit();
((IDisposable)transaction).Dispose();
selection.SetSelectedComponents(components);
this.GlobalInvoke(StandardCommands.BringToFront);
}
}